Vehicle Display Rotation Assembly for Glare-Free Angle Adjustment

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Solution Overview

Problem

Existing vehicle displays are fixed at a specific angle, leading to reflection issues under varying lighting conditions and are not adjustable for drivers of different heights and seating postures, lacking suitable rotation technology for mass production and adequate connection, wiring, and locking structures.

Innovation Solution

A rotating device with a tilting and horizontal rotation assembly that adjusts the display's angle and direction, featuring a tilting rotation assembly with a position limitation shaft, support frame, and a horizontal rotation assembly with a ball assembly, allowing manual adjustment and locking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed mounting structure is used for the display, then the manufacturing and assembly process is simple, but the display cannot be adjusted for different driver heights and seating postures, leading to poor adaptability

Engineering Contradiction:
Improvedisplay angle adjustmentVSAvoidmounting structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mounting structure is divided into multiple independent rotation assemblies: a tilting rotation assembly for adjusting the display's tilt angle and a horizontal rotation assembly for adjusting the display's horizontal angle. Each assembly can be adjusted independently, providing comprehensive angle adjustment capability while maintaining modular simplicity in manufacturing and assembly.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If a fixed display angle is used, then the device structure is simple, but light reflection occurs under various lighting conditions, degrading the visual experience

Engineering Contradiction:
Improvelight reflectionVSAvoidrotation assembly
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The display mounting structure transitions from a fixed static configuration to a dynamic adjustable configuration. The tilting rotation assembly and horizontal rotation assembly enable the display to be adjusted to different angles according to varying lighting conditions and driver positions, effectively eliminating light reflection issues while maintaining operational simplicity through manual adjustment mechanisms.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a rotation mechanism is added to adjust display angles, then the visual experience is improved, but the locking structure becomes insufficient, causing instability during vehicle operation

Engineering Contradiction:
Improvedisplay adjustmentVSAvoidlocking stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The rotation assemblies are equipped with self-locking mechanisms that automatically maintain the display at the adjusted position without requiring additional locking operations. The mechanical design of the tilting rotation assembly and horizontal rotation assembly includes features that prevent unintended movement during vehicle operation, ensuring both ease of adjustment and operational stability.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12576797B2Rotating device for display of vehicle
Publication Date: 2026.03.17 KIA CORPORATION
  • US12576797B2 patent drawing
  • US12576797B2 patent drawing
  • US12576797B2 patent drawing

AI summary

A rotating device is used in a display of a vehicle, and includes: a tilting rotation assembly and a horizontal rotation assembly, in which the display is fixed to the tilting rotation assembly, the tilting rotation assembly is mounted on an upper portion of the horizontal rotation assembly, and the display is tilted through the tilting rotation assembly, and horizontally rotated through the horizontal rotation assembly.